CN207617547U - A kind of automobile-used more charging interface charging piles of electrical salf-walking - Google Patents
A kind of automobile-used more charging interface charging piles of electrical salf-walking Download PDFInfo
- Publication number
- CN207617547U CN207617547U CN201721773483.4U CN201721773483U CN207617547U CN 207617547 U CN207617547 U CN 207617547U CN 201721773483 U CN201721773483 U CN 201721773483U CN 207617547 U CN207617547 U CN 207617547U
- Authority
- CN
- China
- Prior art keywords
- charging
- circuit board
- pawl
- walking
- automobile
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/14—Details associated with the interoperability, e.g. vehicle recognition, authentication, identification or billing
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
A kind of automobile-used more charging interface charging piles of electrical salf-walking; including circuit board, host, shell group and charging jaws equipment; the circuit board is realizing acquisition and the break-make of charging current; it is provided with sequentially concatenated current collection circuit, earth leakage protective device, electric energy meter, air switch and several charging start and stop relays on the circuit board, CAN communication circuit is additionally provided on the circuit board；The host connection card reader and coin-freed arrangement, are connect using the CAN communication circuit with the circuit board, and carry out start-up and shut-down control to the charging start and stop relay；There is cavity, and the circuit board and host installation are in the cavity inside the shell group；The charging jaws equipment connects one to one with the charging start and stop relay.The utility model is solved because power cord is short, reaches charging pile, and can only the charging of single motor bicycle the problem of.
Description
Technical field
The utility model is related to charging pile technical fields, and in particular to a kind of automobile-used more charging interface chargings of electrical salf-walking
Stake.
Background technology
With the development that China's economy is swift and violent, the vehicles are also greatly improved, and get up as new development in recent years
New traffic tool-- electric vehicle has the advantages that not available for light, environmentally friendly, a lot of other vehicles of economic dispatch.Safety
The electric vehicle of environmental protection replaces motorcycle, Urban Transport pressure and environmental protection pressure to pole in the case of, be
One is not allowed the national industry argued again to be oriented to；Simultaneously as Chinese town and country road builds, the day of road conditions is newly perfect, efficiency is more preferably economical
It has also been an irreversible market demand trend that practical electric bicycle, which replaces standard bicycle,.
And electric bicycle is very long because of its charging process, rides every time and is required for estimation battery charge capacity and travels road
Journey often brings inconvenience due to battery capacity deficiency to routine use.
Electric bicycle charging pile connects up trouble in construction and installation at present, need to determine every charging according to field condition
Wiring is carried out after the length of line, and cost is higher when later positions variation；Existing charging pile is once merely capable of electronic for one
Bicycle charges, and efficiency is relatively low.
It is therefore desirable to design a kind of automobile-used more charging interface charging piles of electrical salf-walking, problem above is overcome.
Utility model content
For the defects in the prior art, the automobile-used more charging interface chargings of a kind of electrical salf-walking provided by the utility model
Stake, solves because power cord is short, reaches charging pile, and can only the charging of single motor bicycle defect.
The utility model provides a kind of automobile-used more charging interface charging piles of electrical salf-walking, including
Circuit board, the circuit board are provided with sequentially to realize acquisition and the break-make of charging current on the circuit board
Concatenated current collection circuit, earth leakage protective device, electric energy meter, air switch and several charging start and stop relays, the circuit board
On be additionally provided with CAN communication circuit；
Host, the host connection card reader and coin-freed arrangement, are connect using the CAN communication circuit with the circuit board,
And start-up and shut-down control is carried out to the charging start and stop relay；
Shell group, the shell group inside has cavity, and the circuit board and host installation are in the cavity；
And charging jaws equipment, the charging jaws equipment connect one to one with the charging start and stop relay.
In the utility model, as an improvement scheme, the charging start and stop relay and the charging jaws equipment are equal
Using ten.
When the utility model at work, host receive whether the signal of coin-feed card reading, and by signal processing, control charging is opened
The start and stop for stopping relay, to control the current switching of different charging jaws equipments.
In the utility model, as an improvement scheme, the shell group includes hinged front shell and back side shell
Body, the front shell and back housing surround the cavity to form to install the circuit board and the host, the front
The surface of shell be provided with the matched credit card area of the card reader and with the matched coin slot of the coin-freed arrangement.
In the utility model, as an improvement scheme, the both sides of the credit card area are provided with to be set with the charge port
Standby one-to-one indicator light, shown indicator light arrange at two and are symmetrically disposed on the both sides of the credit card area.
In the utility model, as an improvement scheme, be provided with and the instruction close to the position of the indicator light
The one-to-one coding board of lamp.
In the utility model, as an improvement scheme, be provided with battery capacity indication table above the credit card area.
In the utility model, as an improvement scheme, the bottom of the front shell is provided with power input cable,
Power supply and the circuit board, the host are electrically connected by the power input cable, and the bottom of the front shell is provided with
The power output cable being electrically connected with the charging jaws equipment.
In the utility model, as an improvement scheme, the charging jaws equipment is equipped with holder, rotates on the holder
It is provided with roll, the power output cable is wound on the roll, and described power output cable one end is connected with and fills
Electrical socket, the roll are provided with the roll torsionspring to be resetted, and the roll is exported with the power supply
It is fixedly connected in the middle part of cable, described roll one end outer surface is equipped with ratchet, is additionally provided with and the ratchet phase on the holder
The pawl of cooperation, described pawl one end are adapted with the ratchet, and the pawl other end extends to institute by pawl mounting hole
Back housing is stated, the pawl inner wall of the hole installing is equipped with pawl installation axle, and the pawl rotation is mounted on the pawl installation axle
On, the pawl installation axle is equipped with the pawl torsionspring to be resetted.
The utility model is the improvement carried out to hardware configuration, although can be related to software, as long as art technology
Personnel carry out software the adjustment of adaptability, without being improved.
As shown from the above technical solution, the automobile-used more charging interface charging piles of a kind of electrical salf-walking provided by the utility model,
It has the advantages that：
The utility model includes circuit board, host, shell group and charging jaws equipment, and electricity can be acquired using circuit board
Stream, and be electric bicycle charging by the unlatching start and stop relay that charges, earth leakage protective device therein, air switch can be effective
To current overload, electric leakage situations such as carry out open circuit protection, electric energy meter can show electricity, be user-friendly for seeing
It examines；In the utility model, charging start and stop relay has several, meanwhile, it is a pair of to be also provided with the charging start and stop relay one
The charging jaws equipment that should be connected carries out while charging to multiple electric bicycles so as to realize, improves the efficiency of charging.
The utility model realizes the communication between host and circuit board using CAN communication circuit, realizes and opens charging start and stop relay
Stop controlling, improves the accuracy of control.
The shell group setting of the utility model is reasonable, and shell group includes hinged front shell and back housing, it is described just
Face-piece body and back housing surround the cavity to form to install the circuit board and the host, the surface of the front shell
Be provided with the matched credit card area of the card reader and with the matched coin slot of the coin-freed arrangement, the two of the credit card area
Side, which is provided with, to be arranged at two with the one-to-one indicator light of the charging jaws equipment, shown indicator light and is symmetrically disposed on the brush
The both sides of Ka Qu are provided with and the one-to-one coding board of the indicator light, the credit card area close to the position of the indicator light
Top be provided with battery capacity indication table.Based on the above structure, the utility model can will insert coins, a variety of payment functions of swiping the card, and
And the both sides setting indicator light and coding board of credit card area, user can very easily determine each charging jaws equipment
Working condition facilitates the charging jaws equipment that selection is suitble to complete the charging work to electric bicycle so that equipment is to multiple
Electric bicycle is more convenient when charging.
The bottom of the front shell of the utility model is provided with power input cable, the power input cable by power supply with
The circuit board, the host are electrically connected, and the bottom of the front shell is provided with to be electrically connected with the charging jaws equipment
Power output cable.Power output cable is wound storage using a telescopic structure and ratchet self-locking structure.In this way,
It is directly installed can power output cable be pulled out suitable length when constructing and connecting up, has reached the mesh for facilitating construction and installation
's.
To sum up, the utility model solves the defect that charging pile is reached because power cord is short, and can only single motor from
The defect of driving charging, realizing the charging jaws equipment of charging pile can arbitrarily pull out, and multiple electric bicycles charge excellent simultaneously
Point improves service life, improves the purpose of ease of use.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar
Element or part are generally identified by similar reference numeral.In attached drawing, each element or part might not be according to actual ratios
It draws.
Fig. 1 is the positive structural schematic diagram of the utility model；
Fig. 2 is the schematic diagram of the structure of the charging jaws equipment of the utility model；
Fig. 3 is the partial structurtes enlarged diagram of the utility model pawl mounting structure；
Fig. 4 is the circuit theory schematic diagram of the utility model.
Specific implementation mode
The embodiment of technical solutions of the utility model is described in detail below in conjunction with attached drawing.Following embodiment is only
For clearly illustrating the technical solution of the utility model, therefore it is only used as example, and this practicality cannot be limited with this
Novel protection domain.
As shown in Figure 1 to Figure 3, the automobile-used more charging interface charging piles of a kind of electrical salf-walking, including circuit board, host, shell
Group and charging jaws equipment, the circuit board realizing acquisition and the break-make of charging current, be provided on the circuit board according to
The concatenated current collection circuit of sequence, earth leakage protective device, electric energy meter, air switch and several charging start and stop relays, utilize circuit
Plate can acquire electric current, and be electric bicycle charging by the unlatching start and stop relay that charges, earth leakage protective device therein, air
Switch effectively can carry out open circuit protection to situations such as current overload, electric leakage, and electric energy meter can show electricity, convenient
User observes；CAN communication circuit is additionally provided on the circuit board, CAN communication circuit is using 3.81 terminals
Son；The host connection card reader and coin-freed arrangement, are connect using the CAN communication circuit with the circuit board, and filled to described
Electric start and stop relay carries out start-up and shut-down control.There is cavity, and the circuit board and the host are installed on inside the shell group
In the cavity；In more detail, the shell group includes hinged front shell 1 and back housing (not shown), institute
It states front shell 1 and back housing surrounds the cavity to form to install the circuit board and the host, the front shell 1
Surface be provided with the matched credit card area 2 of the card reader and with the matched coin slot of the coin-freed arrangement 3；The brush
The both sides in card area 2, which are provided with, to be arranged at two and symmetrically sets with the one-to-one indicator light 4 of charging jaws equipment, shown indicator light 4
The both sides of the credit card area 2 are placed in, are provided with and 4 one-to-one coding of the indicator light close to the position of the indicator light 4
The top of board 5, the credit card area 2 is provided with battery capacity indication table 6；The charging jaws equipment 7 and the charging start and stop relay one
One is correspondingly connected with.In order to more easily use, those skilled in the art can also add other functional modules as needed.Example
In the present embodiment, inventor is additionally arranged onboard buzzer, sound chip circuit etc., is additionally provided with and matches with CAN communication circuit
Close the onboard eight bit address dial position switch used, wherein CAN communication circuit is using 3.81 connecting terminals.The present embodiment
On circuit board also according to need be provided with onboard debugging mouth, be conventional technical means, this will not be repeated here.
In the present embodiment, the charging start and stop relay and the charging jaws equipment 7 are all made of ten and (are only shown in figure
One), it can be that ten electric bicycles charge simultaneously, substantially increase the efficiency of charging.
When the utility model at work, host receive whether the signal of coin-feed card reading, and by signal processing, control charging is opened
The start and stop for stopping relay, to control the current switching of different charging jaws equipments.
In the present embodiment, the bottom of the front shell 1 is provided with power input cable 8, the power input cable 8
Power supply and the circuit board, the host are electrically connected, the bottom of the front shell is provided with and the charging jaws equipment
The power output cable 9 of electric connection.Power output cable is arranged for convenience, in the present embodiment, the charging
Jaws equipment 7 is equipped with holder 10 (in order to facilitate the installation of, holder 10 is arranged in the outside of whole equipment), rotates and sets on the holder 10
It is equipped with roll 11, the power output cable 9 is wound on the roll 11, and 9 one end of the power output cable connects
There is charging socket (main body of charging jaws equipment 7), the roll 11 is provided with the roll torsionspring to be resetted
12, the roll 11 is fixedly connected with the middle part of the power output cable 9, and 11 one end outer surface of the roll is equipped with spine
Wheel 13, is additionally provided on the holder 10 and 13 matched pawl 14 of the ratchet, 14 one end of the pawl and the ratchet 13
It is adapted, 14 other end of the pawl extends to the back side of the holder 10, the pawl mounting hole by pawl mounting hole 15
15 inner walls are equipped with pawl installation axle 16, and the pawl rotation is mounted on the pawl installation axle 16, the pawl installation axle 16
It is equipped with the pawl torsionspring 17 to be resetted.Telescopic structure and ratchet self-locking structure are used, in construction cloth
Can charging wire be pulled out suitable length when line directly to install, achieve the purpose that facilitate construction and installation.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it
System；Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should
Understand：It still can be with technical scheme described in the above embodiments is modified, either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.
Claims (8)
1. a kind of automobile-used more charging interface charging piles of electrical salf-walking, which is characterized in that including
Circuit board, the circuit board are provided on the circuit board and sequentially connect to realize acquisition and the break-make of charging current
Current collection circuit, earth leakage protective device, electric energy meter, air switch and several charging start and stop relays, on the circuit board also
It is provided with CAN communication circuit；
Host, the host connection card reader and coin-freed arrangement, are connect using the CAN communication circuit with the circuit board, and right
The charging start and stop relay carries out start-up and shut-down control；
Shell group, the shell group inside has cavity, and the circuit board and host installation are in the cavity；
And charging jaws equipment, the charging jaws equipment connect one to one with the charging start and stop relay.
2. a kind of automobile-used more charging interface charging piles of electrical salf-walking as described in claim 1, which is characterized in that the charging is opened
Stop relay and the charging jaws equipment is all made of ten.
3. a kind of automobile-used more charging interface charging piles of electrical salf-walking as claimed in claim 2, which is characterized in that the shell group
Including hinged front shell and back housing, the front shell and back housing surround to form to install the circuit board
With the cavity of the host, the surface of the front shell be provided with the matched credit card area of the card reader and with it is described
The matched coin slot of coin-freed arrangement.
4. a kind of automobile-used more charging interface charging piles of electrical salf-walking as claimed in claim 3, which is characterized in that the credit card area
Both sides be provided with the one-to-one indicator light of the charging jaws equipment, shown indicator light at two row and be symmetrically disposed on institute
State the both sides of credit card area.
5. a kind of automobile-used more charging interface charging piles of electrical salf-walking as claimed in claim 4, which is characterized in that close to the finger
Show that the position of lamp is provided with and the one-to-one coding board of the indicator light.
6. a kind of automobile-used more charging interface charging piles of electrical salf-walking as claimed in claim 5, which is characterized in that the credit card area
Top be provided with battery capacity indication table.
7. a kind of automobile-used more charging interface charging piles of electrical salf-walking as claimed in claim 6, which is characterized in that the front case
The bottom of body is provided with power input cable, and the power input cable electrically connects power supply and the circuit board, the host
It connects, the bottom of the front shell is provided with the power output cable being electrically connected with the charging jaws equipment.
8. a kind of automobile-used more charging interface charging piles of electrical salf-walking as claimed in claim 7, which is characterized in that the charge port
Equipment is equipped with holder, is rotated on the holder and is provided with roll, the power output cable, and institute are wound on the roll
It states power output cable one end and is connected with charging socket, the roll is provided with reverses bullet to the roll resetted
It is fixedly connected in the middle part of spring, the roll and the power output cable, described roll one end outer surface is equipped with ratchet, institute
It states to be additionally provided on holder and be adapted with the ratchet with the matched pawl of the ratchet, described pawl one end, the pawl is another
One end extends to the back housing by pawl mounting hole, and the pawl inner wall of the hole installing is equipped with pawl installation axle, the spine
Pawl is rotatably installed on the pawl installation axle, and the pawl installation axle is equipped with the pawl torsionspring to be resetted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721773483.4U CN207617547U (en) | 2017-12-18 | 2017-12-18 | A kind of automobile-used more charging interface charging piles of electrical salf-walking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721773483.4U CN207617547U (en) | 2017-12-18 | 2017-12-18 | A kind of automobile-used more charging interface charging piles of electrical salf-walking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207617547U true CN207617547U (en) | 2018-07-17 |
Family
ID=62820489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721773483.4U Active CN207617547U (en) | 2017-12-18 | 2017-12-18 | A kind of automobile-used more charging interface charging piles of electrical salf-walking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207617547U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109760546A (en) * | 2019-02-25 | 2019-05-17 | 石家庄科林电气股份有限公司 | Electric bicycle intelligent charging system and charging method based on CAN communication |
| CN111923767A (en) * | 2020-08-14 | 2020-11-13 | 埃普若新能源科技(云南)有限责任公司 | Hidden charging system of new energy automobile |
-
2017
- 2017-12-18 CN CN201721773483.4U patent/CN207617547U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109760546A (en) * | 2019-02-25 | 2019-05-17 | 石家庄科林电气股份有限公司 | Electric bicycle intelligent charging system and charging method based on CAN communication |
| CN111923767A (en) * | 2020-08-14 | 2020-11-13 | 埃普若新能源科技(云南)有限责任公司 | Hidden charging system of new energy automobile |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203456893U (en) | Electric automobile charging pile with parking stall lock function | |
| CN106114276A (en) | Intelligent electric motor car charging pile control system | |
| CN207617547U (en) | A kind of automobile-used more charging interface charging piles of electrical salf-walking | |
| CN108340800A (en) | A kind of new-energy automobile charging equipment and its control method | |
| CN208198145U (en) | BDU of power battery package and electric vehicle | |
| CN103792912B (en) | A kind of charging pile charge controller | |
| CN106891770A (en) | A kind of integral-type direct-current charging post | |
| CN209265586U (en) | A kind of pre-payment type intelligent electric meter based on mobile terminal | |
| CN210174666U (en) | Intelligent charging stake with alarm function | |
| CN201294336Y (en) | Integrated block terminal assembly | |
| CN108352473A (en) | Electrical storage device, electrical storage device assembly, electric/electronic device, electronic mobile unit and the assemble method of electric system and electrical storage device assembly | |
| CN203786228U (en) | RS485 interface inspection apparatus for electric energy meter | |
| CN207630991U (en) | A kind of DC charging adapter | |
| CN207020227U (en) | A kind of intelligent integrated formula ammeter | |
| CN201623521U (en) | Intelligent charger for electric automobile | |
| CN209240913U (en) | Storage battery charging station and storage battery charging system | |
| CN206678809U (en) | A kind of integral-type direct-current charging post | |
| CN208846296U (en) | One kind can automobile charging streetlamp | |
| CN215590504U (en) | Portable household charging device | |
| CN102104267A (en) | Intelligent self-service charging equipment | |
| CN203104059U (en) | Improved mobile charger | |
| CN217691304U (en) | Battery pack of electric automobile | |
| CN207638365U (en) | Wireless headset solar recharging seat | |
| CN201238070Y (en) | USB battery | |
| CN111559265A (en) | Portable 16KW alternating-current charging pile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |